Received: from malur.postgresql.org ([217.196.149.56])
	by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256)
	(Exim 4.89)
	(envelope-from <pgsql-hackers-owner+archive@lists.postgresql.org>)
	id 1hkgon-0005ib-31
	for pgsql-hackers@arkaria.postgresql.org; Tue, 09 Jul 2019 03:29:25 +0000
Received: from localhost ([127.0.0.1] helo=malur.postgresql.org)
	by malur.postgresql.org with esmtp (Exim 4.89)
	(envelope-from <pgsql-hackers-owner+archive@lists.postgresql.org>)
	id 1hkgol-0000Ca-VR
	for pgsql-hackers@arkaria.postgresql.org; Tue, 09 Jul 2019 03:29:23 +0000
Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29])
	by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256)
	(Exim 4.89)
	(envelope-from <tgl@sss.pgh.pa.us>)
	id 1hkgol-0000BZ-Mx
	for pgsql-hackers@lists.postgresql.org; Tue, 09 Jul 2019 03:29:23 +0000
Received: from sss.pgh.pa.us ([66.207.139.130])
	by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256)
	(Exim 4.89)
	(envelope-from <tgl@sss.pgh.pa.us>)
	id 1hkgoj-0000tW-1o
	for pgsql-hackers@postgresql.org; Tue, 09 Jul 2019 03:29:23 +0000
Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1])
	by sss.pgh.pa.us (8.14.4/8.14.4) with ESMTP id x693T0la019573;
	Mon, 8 Jul 2019 23:29:01 -0400
From: Tom Lane <tgl@sss.pgh.pa.us>
To: Bruce Momjian <bruce@momjian.us>
cc: David Fetter <david@fetter.org>,
 Arthur Zakirov <a.zakirov@postgrespro.ru>,
        Fabien COELHO <coelho@cri.ensmp.fr>,
        Corey Huinker <corey.huinker@gmail.com>,
        PostgreSQL Development <pgsql-hackers@postgresql.org>
Subject: Re: [PATCH v4] Add \warn to psql
In-reply-to: <20190709012917.7ymhvjyivaff3rwh@momjian.us>
References: <20190429041106.GB2954@fetter.org>
 <alpine.DEB.2.21.1904290822470.8815@lancre>
 <20190429141710.GD2954@fetter.org>
 <10811be6-cd8d-eadb-9b70-7a6e72ed4ee5@gmail.com>
 <alpine.DEB.2.21.1904301543350.24513@lancre>
 <CAKNkYnz8_wOhuHFp953LEvpsStB9Scyikz4HosSk3Q0w1Fa9Pw@mail.gmail.com>
 <20190501073857.GY28936@fetter.org> <11038.1562098250@sss.pgh.pa.us>
 <27942.1562344682@sss.pgh.pa.us> <20190705212903.GF24679@fetter.org>
 <20190709012917.7ymhvjyivaff3rwh@momjian.us>
Comments: In-reply-to Bruce Momjian <bruce@momjian.us>
	message dated "Mon, 08 Jul 2019 21:29:17 -0400"
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-ID: <19571.1562642940.1@sss.pgh.pa.us>
Date: Mon, 08 Jul 2019 23:29:00 -0400
Message-ID: <19572.1562642940@sss.pgh.pa.us>
List-Id: <pgsql-hackers.lists.postgresql.org>
List-Help: <https://lists.postgresql.org/manage/>
List-Subscribe: <https://lists.postgresql.org/manage/>
List-Post: <mailto:pgsql-hackers@lists.postgresql.org>
List-Owner: <mailto:pgsql-hackers-owner@lists.postgresql.org>
List-Archive: <https://www.postgresql.org/list/pgsql-hackers>
Precedence: bulk

Bruce Momjian <bruce@momjian.us> writes:
> On Fri, Jul  5, 2019 at 11:29:03PM +0200, David Fetter wrote:
>>> I fixed that, but I'm wondering if we should back-patch that fix
>>> or leave the back branches alone.

>> +0.5 for back-patching.

> Uh, if this was done in a major release I am thinking we have to mention
> this as an incompatibility, which means we should probably not backpatch
> it.

How is "clearly doesn't match the documentation" not a bug?

			regards, tom lane